<div id="tree-checkboxTree-info" style="margin:5px;">
	<br>
    下面的例子是tree的高级扩展，一个带有checkbox的树<br><br>
    本例是对Ext.tree.TreeNodeUI进行了扩展，取名名为Ext.tree.TreeCheckNodeUI，文件为<a href="js/Ext.ux/Ext.ux.tree.TreeCheckNodeUI.js" target="_blank">Ext.ux.tree.TreeCheckNodeUI.js</a><br><br>
	本例用到的js文件为：<a href="modules/tree/checkboxTree.js" target="_blank">checkboxTree.js</a><br><br>
</div><br>
<div style="margin:5px;">所选id<div id="tree-checkboxTree-input" style="margin:5px;"></div></div><br/>
<div id="tree-checkboxTree-main" style="margin:10px"></div>

